Honeywell MC-TDIY22 80366180-175 Digital Input Module

Overview

The Honeywell MC‑TDIY22 (80366180‑175) is a high-performance digital input module designed for robust signal acquisition in distributed control systems (DCS). Engineered for industrial reliability, it efficiently collects discrete ON/OFF signals from field devices such as limit switches, proximity sensors, and interlocks. Its Field Termination Assembly (FTA) variant supports up to 32 input channels, providing scalable solutions for complex control networks.

Technical Specifications

Key Features

• High-fidelity digital signal acquisition for real-time control

• Supports 24 VDC discrete signals with fast response

• Rugged, compact construction for harsh industrial environments

• Redundancy options for critical systems (FTA version)

• Easy installation via DIN-rail mounting

• Fully compatible with Honeywell DCS architectures

Applications

The MC‑TDIY22 is ideal for chemical plants, power generation facilities, oil & gas installations, and any industrial setting requiring reliable digital input monitoring. Its FTA variant is optimized for centralized field terminations with multiple discrete inputs.

FAQ

Q: What is the difference between the standard module and the FTA version?
A: The FTA variant supports up to 32 input channels, includes DIN‑rail mounting, and is certified for redundancy in critical installations.

Q: Can this module interface with existing Honeywell DCS systems?
A: Yes, it is fully compatible with Honeywell DCS platforms, ensuring seamless integration.

Q: What types of field devices can be connected?
A: It supports switches, relays, sensors, and other 24 VDC discrete signal devices.